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#!/usr/bin/env python3
#
# Test shutdown when bitmap is exported through NBD server
#
# Copyright (c) 2020 Virtuozzo International GmbH.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
import iotests
# The test is unrelated to formats, restrict it to qcow2 to avoid extra runs
iotests.script_initialize(
supported_fmts=['qcow2'],
)
nbd_sock = iotests.file_path('nbd.sock', base_dir=iotests.sock_dir)
nbd_uri = 'nbd+unix:///disk?socket=' + nbd_sock
size = 1024 * 1024
vm = iotests.VM()
vm.launch()
vm.qmp_log('blockdev-add', **{
'node-name': 'disk',
'driver': 'null-co',
'size': 1024 * 1024,
})
vm.qmp_log('block-dirty-bitmap-add', **{
'node': 'disk',
'name': 'bitmap0'
})
vm.qmp_log('nbd-server-start', **{
'addr': {
'type': 'unix',
'data': {'path': nbd_sock}
}
}, filters=[iotests.filter_qmp_testfiles])
vm.qmp_log('nbd-server-add', **{
'device': 'disk',
'writable': True,
'bitmap': 'bitmap0'
})
p = iotests.QemuIoInteractive('-f', 'raw', nbd_uri)
# wait for connection and check it:
iotests.log(p.cmd('read 0 512').rstrip(), filters=[iotests.filter_qemu_io])
vm.shutdown()
p.close()
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